Hi Ken,
Here's the details from the instrument file:
RSSB Rokkomann Spoiler Bass
top: Koa
body: Mahogany
body shape: 3/4 Spoiler
neck: 5-piece Maple and Purpleheart
scale: 30.75 short
fingerboard: Ebony
inlays: Pearloid (plastic) ovals
pickups: AXY
controls: Spoiler volume, filter, 2-position Q-switch, 4-position rotary pickup selector switch, mono output
originally made for: Rokkomann, Kobe, Japan
birthday: October 7, 1987